Who doesn't love a good crumble? Never made one before? Have no fear! Follow this easy recipe and you'll be baking these babies all summer long. It only takes about 20 minutes. Just substitute your favorite fruit to make it your own. This recipe is perfect if you need a quick healthy treat to whip up for guests. My favorite crumble recipe: Banana Apple Berry Crumble Serves 8 Ingredients: 4 large bananas 2 cups mixed fresh berries (I like to combine strawberries, blueberries